Finding the Fourth Proportional to 4,749,358.56, 7,124,115.60 and 1,383,750.24
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Solution
The fourth proportional to 4,749,358.56, 7,124,115.60 and 1,383,750.24 is: 2,075,648.02
Step by Step Solution
- Step 1: Write the proportion equation
4,749,358.56 : 7,124,115.60 = 1,383,750.24 : x - Step 2: Convert to fraction form
4,749,358.56/7,124,115.60 = 1,383,750.24/x - Step 3: Cross multiply
4,749,358.56x = 7,124,115.60 × 1,383,750.24 - Step 4: Simplify right side
4,749,358.56x = 9,857,996,671,287.74 - Step 5: Solve for x
x = 9,857,996,671,287.74/4,749,358.56 - Step 6: Final answer
x = 2,075,648.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.